body {
    font-family: 14px/1.5 Helvetica Neue, Helvetica, Arial, Microsoft Yahei, Hiragino Sans GB, Heiti SC, WenQuanYi Micro Hei, sans-serif;
    background-color: #fff;
}

.clearfix::before, .clearfix::after {
    content: "";
    display: table;
    clear: both;
}

.wrapper {
    width: 100%;
    min-width: 1226px;
}

.container {
    margin: 0 auto;
    width: 1226px;
    min-width: 1226px;
}

a, a:hover {
    text-decoration: none;
}

/* ============================网站头部 start============================ */

/* ————————————————————————————topbar start—————————————————————————— */

.site-topbar {
    background-color: rgb(51, 51, 51);
}

.topbar {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    line-height: 40px;
}

.topbar span {
    margin: 0 7px;
    color: #424242;
}

.topbar a {
    display: inline-block;
    color: #b0b0b0;
}

.topbar a:hover {
    color: #fff;
}

.topbar-right {
    display: flex;
    justify-content: flex-start;
}

.topbar-left {
    display: flex;
    justify-content: flex-end;
}

.topbar-left .cart {
    margin-left: 20px;
    width: 120px;
    text-align: center;
    z-index: 400;
    background-color: rgb(66, 66, 66);
}

.topbar-left .cart i {
    margin-right: 5px;
    font-size: 16px;
    color: #b0b0b0;
}

.QR-trigger {
    position: relative;
    z-index: 500;
    text-align: center;
}

.QR-trigger:hover::before {
    opacity: 1;
}

.QR-trigger:hover .dropDown-QR {
    height: 148px;
}

.QR-trigger::before {
    opacity: 0;
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 0;
    border: 7px solid #fff;
    border-color: transparent transparent #fff transparent;
    transition: opacity .3s;
}

.QR-trigger img {
    display: block;
    width: 90px;
    margin: 20px auto 0;
}

.QR-trigger .dropDown-QR {
    position: absolute;
    width: 124px;
    height: 0px;
    overflow: hidden;
    z-index: 200;
    left: -80%;
    font-size: 14px;
    box-shadow: 0 1px 5px #aaa;
    background-color: #fff;
    transition: height .3s;
}

.cart {
    position: relative;
    cursor: pointer;
}

.cart a {
    pointer-events: none;
}

.cart:hover .fa-shopping-cart, .cart:hover a {
    color: #ff6700;
}

.cart:hover {
    background-color: #fff;
}

.cart:hover .shop-dropdown {
    height: 100px;
}

.shop-dropdown {
    position: absolute;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    right: 0;
    width: 316px;
    height: 0;
    overflow: hidden;
    box-shadow: 0 6px 7px rgba(0, 0, 0, .15);
    background-color: #fff;
    transition: height .3s;
}

.loading-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 200px;
    height: 30px;
}

.loading {
    width: 5px;
    height: 40%;
    background-color: #ff6700;
    animation: cartLoading .3s infinite;
}

.loading-container::before {
    position: relative;
    content: "";
    left: -5px;
    width: 5px;
    height: 20%;
    background-color: #ff6700;
    animation: cartLoading1 .3s .15s infinite;
}

.loading-container::after {
    position: relative;
    content: "";
    left: 5px;
    width: 5px;
    height: 20%;
    background-color: #ff6700;
    animation: cartLoading1 .3s infinite;
}

@keyframes cartLoading {
    0% {
        height: 40%;
    }
    50% {
        height: 70%;
    }
    100% {
        height: 40%;
    }
}

@keyframes cartLoading1 {
    0% {
        height: 20%;
    }
    50% {
        height: 50%;
    }
    100% {
        height: 20%;
    }
}

/* ————————————————————————————topbar end—————————————————————————— */

/* ————————————————————————————navbar start—————————————————————————— */

.site-navbar {
    position: relative;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-list a {
    display: inline-block;
    padding: 0 11px;
    line-height: 100px;
    color: black;
    transition: color .2s;
}

.navbar-list li:first-child a, .navbar-list li:first-child {
    cursor: default;
    pointer-events: none;
}

.navbar-list a:hover {
    color: #ff6700;
}

.navbar .site-logo {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    height: 55px;
    width: 55px;
    background-color: #ff6700;
    cursor: pointer;
}

.navbar .site-logo img:first-child {
    position: absolute;
    left: -100%;
    transition: all .2s;
}

.navbar .site-logo img:last-child {
    transition: all .2s;
}

.navbar .site-logo:hover img:first-child {
    transform: translateX(57px);
}

.navbar .site-logo:hover img:last-child {
    transform: translateX(55px);
}

.navbar-list {
    display: flex;
    justify-content: flex-start;
    font-size: 16px;
    font-weight: 400;
}

.navbar-list li:first-child {
    opacity: 0;
}

.navbar .search {
    position: relative;
    font-size: 10px;
}

.search form {
    display: flex;
    justify-content: start;
}

.navbar .search input {
    width: 245px;
    height: 50px;
    border: 1px solid #e0e0e0;
    border-right: none;
    outline: 0;
    transition: all .3s;
}

.navbar .search button {
    width: 52px;
    height: 50px;
    border: 1px solid #e0e0e0;
    background-color: #fff;
    transition: all .3s;
    color: #b0b0b0;
}

.navbar .search input:focus, .navbar .search input:focus~button {
    border-color: #ff6700;
}

.navbar .search input:focus~.search-hot-words {
    display: none;
}

.navbar .search input:focus~.search-words-list {
    display: block;
}

.search form:hover input, .search form:hover button {
    border-color: #b0b0b0;
}

.navbar .search button:hover {
    background-color: #ff6700;
    border: 1px solid #ff6700;
}

.navbar .search button:hover i {
    color: #fff;
}

.navbar .search-hot-words {
    position: absolute;
    right: 20%;
    top: 30%;
}

.navbar .search-hot-words a {
    display: inline-block;
    padding: 0 3px;
    margin-left: 5px;
    line-height: 20px;
    color: #757575;
    background-color: #eee;
    transition: all .3s;
}

.navbar .search-hot-words a:hover {
    color: #fff;
    background-color: #ff6700;
}

.navbar .search-words-list {
    display: none;
    position: absolute;
    top: 50px;
    z-index: 300;
    border: 1px solid #ff6700;
    border-top: none;
    background-color: #fff;
}

.navbar .search-words-list a {
    display: block;
    padding-left: 20px;
    width: 224px;
    line-height: 30px;
}

.navbar .search-words-list a:hover {
    background-color: rgb(250, 250, 250);
}

/* ————————————————————————————navbar end—————————————————————————— */

/* ————————————————————————————navbar下拉列表 start—————————————————————————— */

.navbar .navbar-product-list {
    display: none;
    position: absolute;
    left: 0;
    top: 100px;
    z-index: 500;
    height: 230px;
    cursor: pointer;
}

.navbar .product-content::before {
    content: "";
    position: absolute;
    width: 100%;
    height: 1px;
    background-color: #e0e0e0;
}

.product-content {
    position: absolute;
    overflow: hidden;
    width: 100%;
    height: 0;
    left: 0;
    top: 100px;
    z-index: 400;
    background-color: #fff;
    box-shadow: 0 3px 4px rgba(0, 0, 0, .18);
    transition: box-shadow .3s, height .3s;
}

.active {
    height: 230px;
}

.nav-product-container {
    position: relative;
    display: none;
    flex-wrap: nowrap;
    justify-content: flex-start;
    height: 230px;
}

.navbar .navbar-product-item {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    align-content: flex-start;
    flex-wrap: wrap;
    width: 204px;
    height: 201px;
    font-size: 12px;
    text-align: center;
}

.navbar .navbar-product-item::before {
    position: absolute;
    right: 0;
    top: 30px;
    content: "";
    width: 1px;
    height: 100px;
    background-color: #e0e0e0
}

.navbar .navbar-product-item img {
    margin: 32px 0 15px;
}

.navbar .navbar-product-item p {
    width: 100%;
}

.navbar .navbar-product-item span {
    color: #ff6700;
}

/* ————————————————————————————navbar下拉列表 end—————————————————————————— */

/* ============================网站头部 end============================ */

/* ============================网站banner start============================ */

.banner {
    position: relative;
    font-size: 14px;
}

.swiper-slide img {
    width: 1226px;
}

.category-wrapper {
    position: absolute;
    top: 0;
    display: flex;
    align-items: center;
    width: 234px;
    height: 460px;
    z-index: 300;
    background-color: rgba(105, 101, 101, .6);
}

.category {
    position: absolute;
    display: flex;
    flex-wrap: wrap;
    align-content: space-around;
    height: 420px;
    z-index: 300;
}

.category>li>a {
    display: inline-block;
    width: 209px;
    line-height: 42px;
    padding-left: 25px;
    color: #fff;
}

.category>li>a:hover {
    background-color: #ff6700;
}

.category i {
    position: absolute;
    right: 30px;
    font-size: 20px;
    line-height: 42px;
    color: #e0e0e0;
}

.banner .swiper-pagination-custom {
    position: absolute;
    left: auto;
    right: 40px;
    bottom: 30px;
    width: auto;
    z-index: 300;
}

.banner-point-container li {
    float: left;
}

.banner-point-container a {
    display: block;
    width: 7px;
    height: 7px;
    margin-left: 6px;
    border: 2px solid #fff;
    border-color: hsla(0, 10%, 100%, .3);
    border-radius: 10px;
    background-color: rgba(0, 0, 0, .4);
    transition: all .1s;
}

.banner-point-container a:hover {
    background-color: hsla(0, 10%, 100%, .4);
    border-color: rgba(0, 0, 0, .4);
}

.banner-point-container .swiper-pagination-customs-active>a {
    background-color: hsla(0, 10%, 100%, .4);
    border-color: rgba(0, 0, 0, .4);
}

.next, .prev {
    position: absolute;
    width: 41px;
    height: 69px;
    top: 200px;
    cursor: pointer;
    z-index: 300;
}

.next {
    right: 0;
    background-position: 41px;
    background-image: url(./img/banner/next&prev.png);
}

.prev {
    left: 234px;
    background-position: 82px;
    background-image: url(./img/banner/next&prev.png);
}

.next:hover {
    background-position: -43px;
}

.prev:hover {
    background-position: 0px;
}

/* ============================网站banner end============================ */

/* ============================banner-sub start============================ */

.sub {
    display: flex;
    justify-content: space-between;
    margin-top: 15px;
    height: 170px;
    font-size: 12px;
}

.sub .channel-list {
    width: 234px;
    background-color: #5f5750;
}

.sub .channel-list ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-content: space-between;
    height: 170px;
}

.sub .channel-list li {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    width: 70px;
    height: 82px;
    padding: 0 3px;
    opacity: .7;
    transition: opacity .4s;
}

.sub .channel-list li:hover {
    opacity: 1;
}

.sub .channel-list li::before {
    position: absolute;
    content: "";
    left: 2px;
    top: 8px;
    width: 1px;
    height: 70px;
    background-color: #6d6863;
}

.sub .channel-list li::after {
    content: "";
    position: absolute;
    left: 10px;
    top: 0%;
    width: 64px;
    height: 1px;
    background-color: #6d6863;
}

.sub .channel-list a {
    display: block;
    color: #fff;
}

.sub .channel-list img {
    display: block;
    margin: 0px auto 4px;
    width: 24px;
}

.sub .promoList {
    display: flex;
    justify-content: space-between;
    width: 978px;
}

.sub .promoList>div {
    width: 316px;
    background-color: #008c8c;
    cursor: pointer;
}

.sub .promoList>div:hover {
    transition: all .3s;
    box-shadow: 0 15px 30px rgba(0, 0, 0, .1);
}

.sub .promoList>div>img {
    width: 316px;
}

/* ============================banner-sub end============================ */

/* ============================main start============================ */

.product {
    background-color: #f5f5f5;
    margin-top: 25px;
}

/* 标题和底部广告条 */

.box-hd {
    position: relative;
}

.box-hd h3 {
    font-size: 22px;
    font-weight: 200;
    line-height: 58px;
}

.bg-bar {
    margin: 22px 0;
    height: 120px;
    cursor: pointer;
    background-color: pink;
}

/* 主要内容区 */

.main-container {
    display: flex;
    justify-content: space-between;
}

.product-list {
    height: 614px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-content: space-between;
}

.product-item {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 234px;
    height: 260px;
    padding: 20px 0;
    text-align: center;
    background-color: #fff;
    transition: all .5s;
}

.product-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, .1)
}

.product-item:not(.hotProduct) a img {
    width: 160px;
    margin-bottom: 20px;
}

.product-item .title {
    width: 195px;
    margin-bottom: 5px;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    font-size: 14px;
    font-weight: 400;
    color: #212121;
}

.product-item .desc {
    margin-bottom: 5px;
    font-size: 12px;
    color: #b0b0b0;
}

.product-item .price>span {
    font-size: 14px;
    color: #ff6700;
}

.small-container {
    display: flex;
    flex-wrap: wrap;
    align-content: space-between;
    width: 234px;
    height: 300px;
}

.product-item-small {
    position: relative;
    width: 234px;
    height: 143px;
    cursor: pointer;
    background-color: #fff;
    transition: all .5s;
}

.product-item-small h3 {
    margin: 40px 0 5px 30px;
    width: 100px;
    font-size: 14px;
    font-weight: 400;
}

.product-item-small img {
    position: absolute;
    top: 30px;
    right: 15px;
    width: 80px;
}

.product-item-small p {
    margin-left: 30px;
    font-size: 14px;
    color: #ff6700;
}

.product-item-small span {
    margin-left: 30px;
    font-size: 14px;
}

.product-item-small .more {
    margin: 47px 0 0 30px;
    font-size: 18px;
    font-weight: 400;
}

.big-item:hover, .product-item-small:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, .1)
}

.product-list .hotProduct img {
    width: 234px;
    height: 300px;
}

/* ————————————————————————————闪销 start———————————————————————— */

.box-hd .pageUp {
    position: absolute;
    right: 0;
    bottom: 10px;
}

.box-hd .pageUp span {
    display: block;
    float: left;
    width: 30px;
    height: 25px;
    text-align: center;
    cursor: pointer;
    color: #b0b0b0;
    border: 1px solid #e0e0e0;
}

.box-hd .pageUp .disables {
    color: #e0e0e0;
    cursor: default;
    pointer-events: none;
}

.box-hd .pageUp span:hover i {
    transition: color .8s;
    color: #ff6700;
}

.box-hd .pageUp span:first-child {
    border-right: none;
}

.product-container {
    height: 340px;
    width: 978px;
    position: relative;
    overflow: hidden;
}

.flashsale .product-list {
    position: absolute;
    display: flex;
    flex-wrap: nowrap;
    height: 340px;
    width: 978px;
    transition: left 1.5s;
}

.flashsale .flashsale-item {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0;
    margin-right: 14px;
    min-width: 234px;
    width: 234px;
    height: 339px;
    text-align: center;
    border-top: 1px solid red;
    background-color: #fff;
}

.flashsale .product-list .flashsale-item:nth-child(n) {
    border-top: 1px solid #ffac13;
}

.flashsale .product-list .flashsale-item:nth-child(2n) {
    border-top: 1px solid #83c44e;
}

.flashsale .product-list .flashsale-item:nth-child(3n) {
    border-top: 1px solid #2196f3;
}

.flashsale .product-list .flashsale-item:nth-child(4n) {
    border-top: 1px solid #00c0a5;
}

.flashsale .flashsale-item>a img {
    width: 160px;
    margin-bottom: 30px;
}

.flashsale .flashsale-item h3 {
    width: 195px;
    margin-bottom: 5px;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    font-size: 14px;
    font-weight: 400;
    color: #212121;
}

.flashsale .flashsale-item .desc {
    margin-bottom: 10px;
    font-size: 12px;
    color: #b0b0b0;
}

.flashsale .flashsale-item .price>del {
    color: #b0b0b0;
    font-size: 14px;
}

.flashsale .flashsale-item .price>span {
    font-size: 14px;
    color: #ff6700;
}

.flashsale .countDown {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-content: center;
    text-align: center;
    font-size: 20px;
    border-top: 1px solid #e53935;
    background-color: #f1eded;
}

.flashsale .countDown img {
    margin: 20px 0 30px 0;
}

.flashsale .countDown p {
    margin-bottom: 30px;
    width: 100%;
    font-size: 15px;
    color: rgba(0, 0, 0, .54);
}

.flashsale .countDown p:first-child {
    margin: 0;
    font-size: 22px;
    color: #ef3a3b;
}

.flashsale .countDown>div>span {
    display: inline-block;
    width: 46px;
    height: 46px;
    line-height: 46px;
    font-size: 25px;
    background-color: #605751;
    color: #fff;
}

.flashsale .countDown>div>i {
    font-style: normal;
    font-size: 28px;
}

/* ————————————————————————————闪销 end———————————————————————— */

/* ————————————————————————————手机 start———————————————————————— */

.view-all {
    position: absolute;
    right: 0;
    bottom: 15px;
    text-align: center;
    line-height: 20px;
}

.view-all:hover a {
    color: #ff6700;
    transition: all .4s;
}

.view-all:hover span {
    background-color: #ff6700;
    transition: all .4s;
}

.view-all span {
    display: inline-block;
    width: 20px;
    border-radius: 50%;
    color: #fff;
    background-color: #b0b0b0;
}

.phone .product-list {
    width: 992px;
}

.phone .big-item {
    margin-right: 14px;
    width: 234px;
    height: 614px;
    cursor: pointer;
    background-color: red;
    transition: all .5s;
}

/* ————————————————————————————手机 end———————————————————————— */

/* ————————————————————————————视频 start———————————————————————— */

.video .video-list {
    display: flex;
    justify-content: space-between;
    padding-bottom: 25px;
    height: 285px;
}

.video .video-list .video-item {
    position: relative;
    width: 296px;
    height: 285px;
    cursor: pointer;
    background-color: #fff;
    transition: all .5s;
}

.video .video-list .video-item span {
    position: absolute;
    display: block;
    top: 50%;
    left: 7%;
    width: 32px;
    height: 20px;
    text-align: center;
    line-height: 20px;
    border: 2px solid #fff;
    border-radius: 30px;
    transition: all .2s;
}

.video .video-list .video-item i {
    vertical-align: middle;
    margin: -1px 0 0 3px;
    font-size: 12px;
    color: #fff;
}

.video .video-list .video-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, .1)
}

.video .video-list .video-item:hover span {
    background-color: #ff6700;
    border-color: #ff6700;
}

.video .video-list .video-item h3 {
    margin-top: 30px;
    width: 100%;
    font-size: 14px;
    font-weight: 400;
    color: #333;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    text-align: center;
}

/* ————————————————————————————视频 end———————————————————————— */

/* ============================main end============================ */

/* ============================footer start============================ */

footer a {
    font-size: 12px;
    color: #757575;
}

footer a:hover {
    color: #ff6700;
}

.postSale {
    display: flex;
    justify-content: start;
    height: 80px;
    border-bottom: 1px solid #e0e0e0;
}

.postSale a {
    font-size: 16px;
}

.postSale li {
    position: relative;
    flex: 1;
    height: 100%;
    text-align: center;
    line-height: 80px;
    background-color: #fff;
}

.postSale li:not(.noLine)::before {
    position: absolute;
    content: "";
    top: 35%;
    left: 99%;
    width: 1px;
    height: 25px;
    background-color: #e0e0e0;
}

.service {
    padding-top: 40px;
    height: 152px;
}

.service ul {
    float: left;
    height: 100%;
    width: 160px;
}

.service ul>li {
    margin-bottom: 2px;
}

.service ul>p {
    margin-bottom: 15px;
    font-size: 14px;
}

.contact {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    text-align: center;
    border-left: 1px solid #e0e0e0;
    font-size: 12px;
    width: 250px;
    height: 111px;
}

.contact>p:first-child {
    font-size: 24px;
    color: #ff6700;
}

.manualTel {
    margin: 5px 0 10px 0;
    width: 118px;
    height: 28px;
    line-height: 28px;
    border: 1px solid #ff6700;
    background-color: #fff;
}

.manualTel i, .manualTel span {
    color: #ff6700;
}

.follow {
    width: 100%;
}

.follow i {
    font-size: 18px;
    margin-left: 5px;
}

.follow i:hover {
    color: #ff6700;
}

.follow i:last-child:hover img {
    display: block;
}

.follow i:last-child {
    position: relative;
    font-size: 16px;
}

.follow img {
    display: none;
    position: absolute;
    left: -60px;
    top: 20px;
    width: 126px;
}

.footer-info {
    background-color: #fafafa;
}

.site-info {
    position: relative;
    margin: 30px 0;
    height: 172px;
}

.footer-logo {
    width: 57px;
    height: 57px;
    margin-right: 10px;
    vertical-align: super;
    background: url(//s02.mifile.cn/assets/static/image/logo-footer.png) no-repeat 50% 50%;
    float: left;
}

.site-info .info {
    float: left;
    width: 1159px;
    height: 100%;
    font-size: 12px;
}

.site-info .info>p:first-child {
    color: #757575;
}

.site-info .info>p {
    display: block;
    margin: 1px 0;
    color: #b0b0b0;
}

.site-info .info>img {
    width: 83px;
}

.slogan {
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 19px;
    background: url(//cnbj1.fds.api.xiaomi.com/staticsfile/global/slogan2020.png) no-repeat center 0;
}

/* ============================footer end============================ */

/* ============================视频弹出层 start============================ */

.video-mask, .video-wrapper {
    display: none;
    position: fixed;
    /* display: flex; */
    justify-content: center;
    align-items: center;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: #000;
    opacity: .5;
    z-index: 500;
}

.video-wrapper {
    background-color: transparent;
    opacity: 1;
}

.video-wrapper .videoModular {
    width: 880px;
    height: 555px;
    background-color: antiquewhite;
}

.video-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
    width: 840px;
    padding: 0 20px;
    line-height: 60px;
    background-color: #f5f5f5;
}

.video-title a {
    display: block;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    line-height: 30px;
    text-align: center;
    transition: all .3s;
}

.video-title a:hover {
    background-color: #e53935;
}

.video-title a:hover i {
    color: #fff;
}

.video-title i {
    color: #757574;
    transition: all .3s;
}

/* ============================视频弹出层 end============================ */

/* ============================侧边工具栏 start============================ */

.tool-bar-container {
    position: fixed;
    z-index: 300;
    right: 0;
    bottom: 70px;
    width: 84px;
    height: 561px;
    cursor: pointer;
}

.tool-bar li {
    display: flex;
    justify-content: center;
    align-content: center;
    flex-wrap: wrap;
    width: 82px;
    height: 90px;
    font-size: 14px;
    text-align: center;
    background-color: #fff;
    border: 1px solid #f1efef;
    border-bottom: none;
}

.tool-bar li:hover p {
    color: #ff6700;
}

.tool-bar li:hover img {
    filter: grayscale(0%);
}

.tool-bar li p {
    margin-top: 10px;
    width: 100%;
    color: #757575;
    transition: color .3s;
}

.tool-bar li:last-child {
    margin-top: 15px;
}

.tool-bar li:first-child {
    position: relative;
}

.tool-bar li:first-child:hover .downloadApp-QR {
    display: flex;
}

.tool-bar li>img {
    display: block;
    width: 30px;
    filter: grayscale(100%);
    transition: filter .3s;
}

.tool-bar .backtop {
    display: none;
}

.tool-bar-small {
    left: 50%;
    bottom: -120px;
    margin-left: 592px;
    transform: scale(0.5);
}

.tool-bar-smaller {
    right: -21px;
    margin-left: 0;
    bottom: -120px;
    transform: scale(0.5);
}

.tool-bar .textHide {
    display: none;
}

.downloadApp-QR {
    position: absolute;
    display: none;
    justify-content: center;
    align-content: center;
    flex-wrap: wrap;
    right: 100px;
    width: 130px;
    height: 192px;
    border: 1px solid #f5f5f5;
    background-color: #fff;
}

.downloadApp-QR::before {
    content: "";
    position: absolute;
    right: -20px;
    top: 20%;
    width: 0;
    height: 0;
    border: 10px solid transparent;
    border-color: transparent transparent transparent #fff;
}

.downloadApp-QR img {
    width: 100px;
    margin-bottom: 20px;
}

.downloadApp-QR span {
    display: block;
    width: 70px;
    color: #757575;
}

.big-downloadApp-QR {
    transform: scale(2);
    top: 50px;
    right: auto;
    left: -230px;
}

/* ============================侧边工具栏 end============================ */